Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 201,372
Improvement in screw-drivers
Patentee:
Jonathan B. West (
exact
or
similar
names) - Geneseo, NY
USPTO Classifications:
74/127
,
74/424.75
,
74/424.94
,
74/89.45
Tool Categories:
screwdrivers
:
screwdriver mechanisms
:
spiral screwdrivers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
R. F. Osgood
Jacob Spahn
Patent Dates:
Applied:
May 04, 1877
Granted:
Mar. 19, 1878
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Steve Gosselin
Copyright © 2002-2024 - DATAMP